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https://www.nist.gov/people/randall-p-wagner
Randall P Wagner
Mr. Wagner is a physicist in the in the Mass and Force Group in the Quantum Measurement Division of the Physical Measurement Laboratory (PML) at the National Institute of Standards and Technology (NIST).
The devices calibrated most frequently by the acoustical measurement services at the National Institute of Standards and Technology (NIST) over the 50-year
The directivity index is a parameter that is commonly used to characterize the performance of directional hearing aids, and is determined from the measured
Randall P. Wagner, Victor Nedzelnitsky, Steven E. Fick
A new NIST measurement service has been developed for determining the pressure sensitivities of American National Standards Institute and International